Effiziento Haustechnik GmbH

Effiziento Haustechnik GmbH

Model HTZ 4 - Air-to-Water Heat Pump



The HV unit is suitable for buildings with up to 4 kW heat output and consists of an air-to-water heat pump with ventilation und heat recovery. In one system all housing technology needs in the passive house and low-energy house, whether as a residential building or a commercial building, are solved efficiently and economically. Heating, cooling, ventilation and domestic water heating in a very small space. With highly efficient ventilation with heat recovery, an integrated air-to-water heat pump and extremely low energy consumption, the HV unit provides for maximum living comfort. Environmental energy cannot be used more economically!

  • 4.91 COP at A7/W35
  • Integrated and perfectly tuned solar control system
  • Up to 50% saving in economic and ecological terms compared to oil/gas heating
  • 95% heat recovery with reverse flow duct heat exchanger
  • mass flow constant ventilation, no imbalance between supply air and exhaust air
  • Heating, cooling, ventilation and domestic hot water with only one system!
  • Fully automatic summer bypass
  • very quiet in operation with only 52 dB

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